Market app not signed

[GoogleCodeExporter]

Please answer the questions about build version and network, will save
developers a lot of time !

What steps will reproduce the problem?
1. Open the Android Market
2. Search for the "Chrome to Phone" app
3. Attempt to install

What is the expected output? What do you see instead?
Expected "Installation successful." Instead received "Package file was not 
signed correctly."

What version of the android, in Settings -> About phone -> Build number (
ex. FRFxx ) ? If less than FRF50 - see the FAQ.
FRF91

Is the phone using WiFi or mobile network when problem occurs ? If Wifi,
are you behind a firewall that blocks outgoing connections ?
T-Mobile 3G

Can you open "Gmail" application ? Do you see new messages without hitting
'refresh' ?
Yes.

Can you open "Talk" application ? Do you see incoming chats ?
Yes.

Please provide any additional information below.

Original issue reported on code.google.com by tu.zonghua on 12 Aug 2010 at 6:42

[GoogleCodeExporter]

You must uninstall the older pre-release version before installing from Market. 
Otherwise, this error will occur.

Original comment by burke.da...@gmail.com on 12 Aug 2010 at 6:50

[GoogleCodeExporter]

Original comment by burke.da...@gmail.com on 20 Aug 2010 at 10:37

• Changed state: Invalid

[GoogleCodeExporter]

Issue 188 has been merged into this issue.

Original comment by patrick....@gmail.com on 24 Aug 2010 at 2:08